{"instruction": "You are an expert in event extraction. Please extract event types and event trigger words from the input that conform to the schema definition. Return an empty list for non-existent events. Please respond in the format of a JSON string.", "schema": ["potential therapeutic event", "adverse event"], "input": "Drug interactions between macrolide antibiotics such as erythomycin and pharmacologic agents that prolong the QT interval have been known to cause TdP. However, clarithromycin is thought to be less frequently associated with drug induced TdP, because it inactivates hepatic cytochrome P-450 to a lesser extent than erythromycin."}
{"potential therapeutic event": [], "adverse event": ["cause "]}